1. The Pinyin of Teeth is chǐ; 2, the interpretation of the words: (1) (name) the organs of human and higher animals chewing food; Consists of solid bone tissue and enamel. Commonly known as teeth or teeth. (2) (name) (~ son) Toothed part of the object: saw ~ son | comb ~ son. (3) toothed: ~ wheel. (4) (Name) < Book > Age: ~ Virtue is respected. (5) (moving) < book > said; Mention: ~ and (speak of; Mention) | insufficient ~ number.
select the words and sentences of some dentition words, pinyin and detailed explanations:
1. Canine-toothed sentences: In fact, the bones of canine-toothed cats, camels, elephants and rhinoceroses in the GrayFossilSite show that these animals lived in the VolunteerState (Tennessee) more than 4 million years ago.
explanation: a kind of teeth, two in the upper jaw and two in the lower jaw. On both sides of the incisors, the crowns are sharp and easy to tear food. Also known as canine teeth.
2. Portulaca oleracea sentence: An Asian grass (Portulaca oleracea) that crawls on the ground has small yellow flowers, reddish rhizomes and fleshy obovate leaves, which can sometimes be cooked as vegetables or used in salads.
explanation: panicum miliaceum, whose stems crawl on the ground, leaves are small, obovate, and flowers are small and yellow. Stems and leaves can be eaten or used as medicine. Drought-tolerant, strong vitality, commonly known as longevity vegetables, some areas called hemp rope vegetables.
3. Tooth number sentence: By comparing the characteristics of involute planetary reducer with small tooth difference and cycloidal pin-wheel planetary reducer, we can see that the transmission ratio, gear number selection and performance of the whole machine are basically the same.
explanation: mention: insufficient ~ (not worth mentioning).
4. Tooth number sentence: By comparing the characteristics of involute planetary reducer with small tooth difference and cycloidal pin-wheel planetary reducer, we can see that the transmission ratio, gear number selection and performance of the whole machine are basically the same.
explanation: mention: insufficient ~ (not worth mentioning).
5. Rack sentence making: The linkage relationship between hob and non-circular helical gear blank in NC machining is proved by using the tool bevel rack as the medium, thus a NC motion control model for machining non-circular helical gear is designed.
explanation: a toothed strip-shaped part that is matched with a gear.
6. Making sentences with teeth: She could feel his elbow pressing against her teeth. After a while, his hand stopped moving.
explanation: the generic term for teeth.
7. Denture sentence: The bone-colored earrings she wore were a gift from a dentist (made of denture materials). She showed me the monitoring equipment installed by the researchers in her home.
explanation: after a tooth falls off or is pulled out, the dentures inserted are mostly made of porcelain or plastic.
8. Making sentences with wisdom teeth: Japanese scientists announced last Friday that they had extracted stem cells from wisdom teeth, which opened up a new way for the study of fatal diseases, and there was no need to cause moral controversy because of the use of embryos.
explanation: the rearmost molars in the mouth usually grow out at the age of eighteen to thirty, and some people's wisdom teeth will never grow out. Also known as wisdom teeth.
9. sawtooth sentence: apple named this technology "retina display" because when people look at an image with 3 pixels at a distance of 12 inches, they can no longer distinguish the jagged edge of pixels.
explanation: (~) sharp teeth on the saw.
1. Dental caries sentence: "Increasing carbohydrates will generally increase the incidence of dental caries," said ClarkSpencerLarsen, an anthropologist at Ohio State University in Columbus, the capital.
explanation: (1) disease, due to unclean mouth, food residues ferment between teeth, produce acids, destroy tooth enamel, form cavities, and have symptoms such as toothache and gingival swelling. (2) teeth with this disease. ‖ Also known as tooth decay, commonly known as worm teeth or worms eat teeth.
11. Gingival Sentence Making: The wedding was held in Gap District of Orissa State, with about 15 villagers attending. This is because the boy who is less than 2 years old has a tooth on his upper gum.
explanation: the mucous membrane surrounding the tooth neck is pink and contains many blood vessels and nerves. Also known as gums, commonly known as gums, and some areas are called tooth flowers.
12, molar sentence: I heard a reporter ask if anyone would like to buy this molar, Karen, the owner of Omega auction house? Fairweather said with a chuckle: Some people have expressed interest in it, while others think it's disgusting.
explanation: the teeth located on both sides of the back of the mouth have warty protrusions on their crowns, which are suitable for grinding food. There are six upper and lower molars in human beings. Commonly known as alveolar teeth.
13. Make sentences with lips and teeth: I vaguely remember that windy night many years ago, when the Dora River was quietly flowing under my feet, I kissed a girl. She had long, silky hair that lingered between my lips and teeth.
Explanation: Metaphors are close to each other and have the same interests.
14. Gear transmission sentence: The brand-new power plant is characterized by gear transmission structure, which allows the front-end fan to rotate three times slower than the central part, thus optimizing the speed of each part of the engine.
explanation: it is usually composed of two or more gears, which are engaged with each other to transmit motion and power.
15. Gear Sentence: China invented the clock, compass, printing, gear machinery, gunpowder and other technologies long before the West, and it was this technology that opened the curtain of the industrial revolution.
explanation: the toothed wheel is one of the most commonly used and important parts on the machine. Usually it is engaged in pairs, one of which rotates and the other is driven. Its function is to change the transmission direction, rotation direction, rotation speed, torque and so on. Known as a cone.
16. Sentence-making of gear machining machine tool: Based on the configuration mechanism of gear involute profile and the motion function of CNC gear machining machine tool, a gear on-line measurement method is proposed, and the corresponding on-line measurement system is developed.
explanation: there are many kinds of machine tools specialized in gear processing, such as gear shaper, gear planer and gear hobbing machine.
17, gnashing his teeth: When his beloved California Golden Bears lost, he gnashed his teeth in annoyance, wore the Golden Bears jersey and held a ball tightly in his arms for comfort, just like a big boy's version of a teddy bear.
explanation: clench one's teeth and describe it as very resentful: ~ hate.
18. Rodents make sentences: Lemmings are short but strong rodents, especially lemmings. It lives in the northern region and is famous for its seasonal group migration, which sometimes ends with drowning.
explanation: (nièchǐmù) An order of mammals, whose incisors have no roots and grow all their lives, and have no canine teeth. Very fertile, eating plants or omnivores, such as rats.
19. If necessary, he will casually use his beauty to get what he wants. However, he doesn't seem to be addicted to his beauty. He seems to think that it is the least important to be influenced by his beauty.
explanation: speaking of; Mention (often used as a courtesy): This little thing is not enough.
2. Saber-toothed tiger makes sentences: Our brains always look for ways to explain or solve problems, which is the result of evolution. This process will be very efficient when we face a saber-toothed tiger, but it is not when we face complex and difficult things.
explanation: ancient mammals were similar in shape to tigers today, with extremely long upper canine teeth. Survived in the late tertiary and early quaternary.
21. Mouth-to-mouth sentences: The students were shocked when they saw this eloquent and likable girl walking on the brink of death. They tried to escape their anxiety by asking Linda about her clinical symptoms.
explanation: the pronunciation of speech; Speaking skills: ~ clear (correct pronunciation) | ~ clever (fluent).
22. When Stalin invited Ho Chi Minh to meet with * * in Moscow in February 195, he said, "Let's be behind the 45 million China people, plus the number of teeth born in India, Myanmar, Indonesia and the Philippines."
explanation: < book > grew deciduous teeth. In ancient times, men and women who had already grown deciduous teeth were registered in the household registration. Later, they referred to the population and family.
23. Making sentences for incisors: In addition, in the adult cases with congenital absence of lateral incisors by gap closing method, a comprehensive discussion is made on appearance difference, occlusal guidance, anchorage control, canine tooth type modification and correction precautions.
explanation: the tooth located in the center of the alveolar space. There are four people's upper and lower jaws, and the tooth crown is chiseled, which is convenient for cutting off food. Known as incisors, some areas are called incisors.
24. Sentence-making of deciduous teeth: Keeping the deciduous dentition intact will contribute to the effectiveness and prognosis of dentition correction and second-stage surgical treatment in the future. Therefore, oral preventive health care, whether for parents or children, should start as early as possible.
explanation: teeth that grow out shortly after birth. Six or seven months after birth, the baby began to grow front teeth, and by the age of two and a half, the deciduous teeth were all long, with twenty. At the age of six to eight, deciduous teeth began to fall off and were gradually replaced by permanent teeth. Commonly known as milk teeth.
25. Make a sentence: Now, even in today's open society, sex is still an embarrassing and embarrassing topic. Especially in front of family members, or when parents are educating or talking to their children, sex is a sensitive topic that is kept secret.
explanation: it's difficult ~ | inconvenient to open your mouth (mostly pointing to others' requests).
26. Don't make a mistake: I despise those advertising methods that disguise, for example, lottery product sales as giving away free samples to attract customers, but at least such advertisements are not outright deception.
explanation: < book > doesn't want to mention it, which shows contempt: people are ~.
27. Making sentences with fern teeth: Several staff members of CTAM camp arranged a one-day trip to camp in the Queen Alexandra Mountains on the east side of the camp and investigate the fern teeth fossils exposed in Permian sedimentary rocks.
explanation: perennial herbs, mostly growing in damp places, have short and thick roots, pinnately compound leaves, lanceolate leaflets and sporangia clustered on both sides of veins. Rootstock can be used as a medicine to drive out tapeworms. Also called Mianma.
28. Dentistry and Sentence Making: The Dental Implant and Prosthetic Center is people-oriented, paying attention to the dental health of each customer, and each customer enjoys tailor-made and comfortable customer service.
explanation: < book > says; Mention.
29, premolar sentence: We put the Venon Mountain denture on the mandible digitally, compare it with what it should look like in Washington's mouth, and then adjust the curve of the bone and the position and height of premolar to make them match each other.
explanation: the teeth located behind the canine teeth and in front of the molars, the human premolars have four upper and lower jaws, and the chewing surface of the crown has two or three protrusions, which are suitable for grinding food.
3. Sentence making with permanent teeth: The main purpose of early orthodontic treatment is to correct the existing imbalance of muscles, bones and teeth before the eruption of permanent teeth.
explanation: teeth that grow after deciduous teeth of human beings or mammals fall off. Permanent teeth do not regenerate after falling off. Also called permanent teeth.
31. Cold teeth make sentences: Such cruel behavior makes people cold teeth, which simply makes them have no conscience at all.
explanation: < book > sneers (if you laugh, your mouth will open, and if you laugh for a long time, your teeth will feel cold): it makes people ~.
32. Tooth-eating sentence: Kissing is good for gums and teeth. Because kissing can increase the secretion of saliva, which helps to kill bacteria that cause tooth decay and gum disease.
explanation: dental caries.
33. Toothed sentences: You can hear very prominent vocal effects, but there are not so many sharp hisses (teeth? ) or the stinging sound of a brass cymbal.
explanation: the general term for the articulation and orthodontics.
34. Saber-toothed elephants make sentences: In addition, they also argue that Flores are descendants of Homo erectus, and because they were trapped in Flores Island, they evolved into dwarf species in isolation, just like Saber-toothed elephants on the island.
explanation: ancient mammals were similar in shape to the present elephants, with long and curved upper incisors. Survived in the late tertiary and early quaternary.
35. Sawtooth Grass Sentence: If you want to get closer to Sawtooth Grass, you can also consider rowing a canoe inside to have a look.
explanation: the generic term for (shī).
36. Tooth cavity sentence: For the steel synchronous ring, the material flow state under the tooth cavity surface positioning mode is obviously better than that under the tooth root circle positioning mode, which is beneficial to avoid forming defects.
explanation: the cavity in the tooth is full of pulp. (See' Tooth' for the picture).
37. Finally, under the sanctions of the United States and the international community for many years, Colonel Gaddafi, who is getting older but still aggressive, seems to have been transformed in the eyes of the West.
explanation: < book > age.
38, gnashing his teeth: When his beloved California Golden Bears lost, he gnashed his teeth in annoyance, wore the Golden Bears jersey and held a ball tightly in his arms for comfort, just like a big boy's version of a teddy bear.
allusion: gnashing teeth: clenching teeth to show hatred. Describe extreme hatred or hatred. Also describes trying to suppress an emotion or feeling.
39. Articulate sentences: Biden, who eventually became President Obama's deputy, also publicly apologized for his "articulate, smart and neat" comments on Obama, then a senator from Illinois, in 27.
allusion: articulate: speaking, talking; Clever: smart and flexible. Speak quickly and handle it with ease. Describe eloquence well.
4. Lip-tooth dependence sentence: Lincoln's party has almost completely lost its position in the black community, and the historical reason of lip-tooth dependence now seems to be like floating dust and completely irrelevant.
allusion: depend on each other like lips and teeth. Metaphor is closely related and interdependent.
41. Don't mention it: If necessary, he will casually use his beauty to get what he wants. However, he doesn't seem to be intoxicated with his beauty, and he seems to think that it is the least important to be influenced by his beauty.
allusion: insufficient: unworthy; Hang your teeth: put it on your mouth. It is not worth mentioning.
42. Clever words: Maybe Boyd has calmed her anger. You know how glib that nasty little ghost is. He always speaks her calmly.
allusion: It describes people who are clever and good at talking.
43, gnashing your teeth and hating to make sentences: Southeast Asian financial crisis in 1997, Jeangeorges? The name Soros is well known to all women and children. Some people admire him and some people hate him.